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Taxonomy
Family:
CAPULIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Capuloidea (Superfamily)
> Capulidae (Family)
> Trichosirius (Genus)
> inornatus (Species)
Synonymised Names:
=Trichosirius (Trichosirius) inornatus (Hutton, 1873) accepted, alternate representation
=Trichosirius inornatus chathamensis Finlay, 1928
=Trichotropis clathrata G.B. Sowerby II, 1874
=Trichotropis inornata Hutton, 1873
Images: Trichosirius inornatus (Hutton, 1873)
Alive under stones below low tide. Bay of Islands, Northland, NZ. 12mm
Alive under stones, Bay of Islands, Northland, NZ. 12mm
Holotype of Trichosirius inornatus chathamensis Finlay, collected Waitangi, Chatham Islands, NZ (MA70772). © Auckland Museum (CC-BY)
Alive under a rock, Houhora Heads, Far North, NZ. 10mm
Alive under a rock, Houhora Heads, Far North, NZ. 10mm
Collected Falcon Shoal, Wellington Harbour, NZ (M.002449). © Museum of New Zealand Te Papa Tongarewa (CC-BY-NC-ND)
Taxonomy
Family:
CAPULIDAE
Full Classification:
Mollusca (Phylum)
> Gastropoda (Class)
> Caenogastropoda (Subclass)
> Littorinimorpha (Order)
> Capuloidea (Superfamily)
> Capulidae (Family)
> Trichosirius (Genus)
> inornatus (Species)
Synonymised Names:
=Trichosirius (Trichosirius) inornatus (Hutton, 1873) accepted, alternate representation
=Trichosirius inornatus chathamensis Finlay, 1928
=Trichotropis clathrata G.B. Sowerby II, 1874
=Trichotropis inornata Hutton, 1873
Details: Trichosirius inornatus (Hutton, 1873)
Size/Grows to:
Height 22mm, Width 14mm
Distribution:
North, South, Stewart and Chatham Islands, from low tide to 200 metres
Geographical Range:
ACFM
Notes:
Marine, Native - Endemic
Distribution Map
 
References and Publications
  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.147)
  • Hutton, F.W. 1873 Catalogue of the Marine Mollusca of New Zealand, with diagnoses of the species, Dominion Museum (NZ) Original Description

Key to Geographical Ranges
NZ Map showing Geographical Ranges
The symbols K.A.C.F.M.An. are used to indicate the geographical range of the species. They have been adopted to give an approximation of the range of each species within New Zealand.
K=
Kermadec Islands
A=
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
C=
Cookian - Lower North Island and the northern part of the South Island
F=
Forsterian - Otago, Fiordland and Stewart Island
M=
Moriorian - Chatham Islands, Pitt Island
An=
Antipodean - Subantarctic Islands of New Zealand
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
R =
Recent
Sf =
Subfossil
Fo =
Fossil
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